briefed not on the general allen case today but on the case of david petraeus, house leader nancy pelosi said the fbi had an obligation not to notify congress. to protect individual privacy unless and until national security was involved. live from the hill. steve handelsman, news4. >>> on to another developing story. now the teenager arrested for the murder of a d.c. taxi driver is now connected to the murder of a waldorf woman. this is joshua mebane's mug shot. the husband and wife were both shot last month. shomari stone joins us with new information tonight. shomari? >> reporter: this was the break that charles county sheriff's investigators have waited two and a half weeks for. detectives say the 17-year-old joshua mebane killed teresa bass. the teen is also suspected in the fatal shooting of a d.c. cab driver last week. now, d.c. police got a tip in the cab driver murder case from someone claiming joshua mebane lamingly shot and killed her while she was walking her dog on a trail with her husband in the hampshire neighborhood october 26th. her husband was also shot multiple time an